Jupiter is bigger than all the other planets combined.
254
The population of the Earth has more than doubled since 1950.
151
Today's top fuel dragsters take off with more force than the space shuttle.
120
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
There are two golf balls sitting on the moon.
721
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124